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Pharmacology Quiz: Fluoroquinolones

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Questions and Answers

What is a contraindication for fluoroquinolones?

Diabetes

Hypertension

Pregnancy (correct)

Asthma

What should be avoided when taking fluoroquinolones to prevent crystal formation?

Concurrent antacid use

Sedentary lifestyle

Excess water intake

Dehydration (correct)

Why should fluoroquinolones be taken at least two hours before or after magnesium/aluminum-containing antacids or preparations containing iron or zinc?

To enhance absorption (correct)

To reduce the risk of resistance

To reduce the risk of drug interactions

To prevent crystal formation

What is the minimum age restriction for fluoroquinolones?

18 years old Signup and view all the answers

What is the consequence of concurrent administration of fluoroquinolones with dairy products?

Reduced absorption of fluoroquinolones Signup and view all the answers

What is the mechanism of action of Rifaximin in the treatment of traveler's diarrhea?

Inhibition of RNA synthesis by binding to the beta-subunit of bacterial DNA-dependent RNA polymerase Signup and view all the answers

Why is it recommended to avoid excess sun exposure when taking fluoroquinolones?

To reduce the risk of phototoxicity Signup and view all the answers

What is the consequence of concurrent administration of fluoroquinolones with warfarin?

Increased risk of bleeding Signup and view all the answers

What is the indication for Rifampicin in the treatment of tuberculosis?

Inhibition of bacterial RNA synthesis Signup and view all the answers

Why should fluoroquinolones be taken exactly as directed and for the indicated time period?

To reduce the risk of resistance Signup and view all the answers